Outputs from dependency conflicts is confusing
e.g.
ERROR: unsatisfiable constraints:
mesa-gbm-9999-r8:
breaks: mesa-dev-19.1.2-r0[mesa-gbm=19.1.2-r0]
satisfies: .pmbootstrap-20190724.153513[mesa-gbm><Q1YbqZCJEaCfSpIZTKafhzgOstQkc=]
mesa-egl-9999-r8[so:libgbm.so.1]
mesa-glapi-9999-r8:
breaks: mesa-dev-19.1.2-r0[mesa-glapi=19.1.2-r0]
satisfies: mesa-gl-9999-r8[so:libglapi.so.0]
mesa-gles-9999-r8[so:libglapi.so.0]
mesa-dri-lima-9999-r8[so:libglapi.so.0]
mesa-osmesa-9999-r8[so:libglapi.so.0]
mesa-egl-9999-r8[so:libglapi.so.0]
mesa-dri-kmsro-9999-r8[so:libglapi.so.0]
mesa-egl-9999-r8:
breaks: mesa-dev-19.1.2-r0[mesa-egl=19.1.2-r0]
satisfies: .pmbootstrap-20190724.153513[mesa-egl><Q1vQlXBST7EqRj4HVUUlVaEoM4yE0=]
mesa-gl-9999-r8:
breaks: mesa-dev-19.1.2-r0[mesa-gl=19.1.2-r0]
satisfies: charging-sdl-0.1-r0[mesa-gl]
osk-sdl-0.53-r0[mesa-gl]
mesa-gles-9999-r8:
breaks: mesa-dev-19.1.2-r0[mesa-gles=19.1.2-r0]
satisfies: .pmbootstrap-20190724.153513[mesa-gles><Q1d1oWm/SAHFQnkGD5wwu4BPQX558=]
mesa-osmesa-9999-r8:
breaks: mesa-dev-19.1.2-r0[mesa-osmesa=19.1.2-r0]
satisfies: .pmbootstrap-20190724.153513[mesa-osmesa><Q1n6K1CY0HvBdqenbEVW7mHOepS7I=]
mesa-xatracker-9999-r8:
breaks: mesa-dev-19.1.2-r0[mesa-xatracker=19.1.2-r0]
satisfies: .pmbootstrap-20190724.153513[mesa-xatracker><Q1LqA8tncs0Vb7oEpNUQPYRCYZ6Ac=]
mesa-dev-19.1.2-r0:
breaks: .pmbootstrap-20190724.153513[mesa-dev><Q1Gbq2eh3ETXm0BdZgtvnwb2of48A=]
satisfies: libepoxy-dev-1.5.3-r0[mesa-dev]
libepoxy-dev-1.5.3-r0[pc:egl]
libepoxy-dev-1.5.3-r0[pc:gl]